Quelle: Noto Sans Math

U+21F9 Left Right Arrow with Vertical Stroke

U+21F9 wurde in Version 3.2 in 2002 zu Unicode hinzugefügt. Er gehört zum Block U+2190 bis U+21FF Arrows in der U+0000 bis U+FFFF Basic Multilingual Plane.

Dieses Zeichen ist ein Math Symbol und wird allgemein verwendet, das heißt, in keiner speziellen Schrift. Das Schriftzeichen ist auch bekannt als z notation partial relation.

Das Zeichen ist keine Zusammensetzung. Es hat keine zugewiesene Weite in ostasiatischen Texten. In bidirektionalem Text handelt es als Other Neutral. Bei einem Richtungswechsel wird es nicht gespiegelt. Das Wort, das U+21F9 mit ähnlichen Zeichen bildet, verbietet in sich Zeilenumbrüche.

Die Wikipedia hat die folgende Information zu diesem Codepunkt:

In mathematics, a partial equivalence relation (often abbreviated as PER, in older literature also called restricted equivalence relation) is a homogeneous binary relation that is symmetric and transitive. If the relation is also reflexive, then the relation is an equivalence relation.

Darstellungen

System	Darstellung
Nr.	8697
UTF-8	E2 87 B9
UTF-16	21 F9
UTF-32	00 00 21 F9
URL-kodiert	%E2%87%B9
HTML hex reference	⇹
Falsches windows-1252-Mojibake	â‡¹
Alias	z notation partial relation

Anderswo

Vollständiger Eintrag

Eigenschaft	Wert
Alter (age)	3.2 (2002)
Unicode-Name (na)	LEFT RIGHT ARROW WITH VERTICAL STROKE
Unicode-1-Name (na1)	—
Block (blk)	Arrows
Allgemeine Kategorie (gc)	Math Symbol
Schrift (sc)	Common
Bidirectional Category (bc)	Other Neutral
Combining Class (ccc)	Not Reordered
Dekompositionstyp (dt)	none
Decomposition Mapping (dm)	Left Right Arrow with Vertical Stroke
Kleinbuchstabe (Lower)	✘
Simple Lowercase Mapping (slc)	Left Right Arrow with Vertical Stroke
Lowercase Mapping (lc)	Left Right Arrow with Vertical Stroke
Großbuchstabe (Upper)	✘
Simple Uppercase Mapping (suc)	Left Right Arrow with Vertical Stroke
Uppercase Mapping (uc)	Left Right Arrow with Vertical Stroke
Simple Titlecase Mapping (stc)	Left Right Arrow with Vertical Stroke
Titlecase Mapping (tc)	Left Right Arrow with Vertical Stroke
Case Folding (cf)	Left Right Arrow with Vertical Stroke
ASCII Hex Digit (AHex)	✘
Alphabetic (Alpha)	✘
Bidi-Kontrollzeichen (Bidi_C)	✘
Bidi Mirrored (Bidi_M)	✘
Composition Exclusion (CE)	✘
Case Ignorable (CI)	✘
Changes When Casefolded (CWCF)	✘
Changes When Casemapped (CWCM)	✘
Changes When NFKC Casefolded (CWKCF)	✘
Changes When Lowercased (CWL)	✘
Changes When Titlecased (CWT)	✘
Changes When Uppercased (CWU)	✘
Cased (Cased)	✘
Full Composition Exclusion (Comp_Ex)	✘
Default Ignorable Code Point (DI)	✘
Dash (Dash)	✘
Veraltet (Dep)	✘
Diakritisch (Dia)	✘
Emoji Modifier Base (EBase)	✘
Emoji Component (EComp)	✘
Emoji Modifier (EMod)	✘
Emoji-Darstellung (EPres)	✘
Emoji (Emoji)	✘
Extender (Ext)	✘
Extended Pictographic (ExtPict)	✘
FC NFKC Closure (FC_NFKC)	Left Right Arrow with Vertical Stroke
Grapheme Cluster Break (GCB)	Egal
Grapheme Base (Gr_Base)	✔
Grapheme Extend (Gr_Ext)	✘
Grapheme Link (Gr_Link)	✘
Hex Digit (Hex)	✘
Hyphen (Hyphen)	✘
ID Continue (IDC)	✘
ID-Start (IDS)	✘
IDS Binary Operator (IDSB)	✘
IDS Trinary Operator and (IDST)	✘
IDSU (IDSU)	0
ID_Compat_Math_Continue (ID_Compat_Math_Continue)	0
ID_Compat_Math_Start (ID_Compat_Math_Start)	0
Ideogramm (Ideo)	✘
InCB (InCB)	None
Indic Mantra Category (InMC)	—
Indic Positional Category (InPC)	NA
Indic Syllabic Category (InSC)	Other
Jamo Short Name (JSN)	—
Verbindungskontrollzeichen (Join_C)	✘
Logische Reihenfolgenausnahme (LOE)	✘
Math (Math)	✔
Nicht-Zeichen-Codepunkt (NChar)	✘
NFC Quick Check (NFC_QC)	Ja
NFD Quick Check (NFD_QC)	Ja
NFKC Casefold (NFKC_CF)	Left Right Arrow with Vertical Stroke
NFKC Quick Check (NFKC_QC)	Ja
NFKC_SCF (NFKC_SCF)	Left Right Arrow with Vertical Stroke
NFKD Quick Check (NFKD_QC)	Ja
Other Alphabetic (OAlpha)	✘
Other Default Ignorable Code Point (ODI)	✘
Other Grapheme Extend (OGr_Ext)	✘
Other ID Continue (OIDC)	✘
Other ID Start (OIDS)	✘
Other Lowercase (OLower)	✘
Other Math (OMath)	✘
Other Uppercase (OUpper)	✘
Prepended Concatenation Mark (PCM)	✘
Pattern Syntax (Pat_Syn)	✔
Pattern White Space (Pat_WS)	✘
Quotation Mark (QMark)	✘
Regional Indicator (RI)	✘
Radical (Radical)	✘
Sentence Break (SB)	Andere
Soft Dotted (SD)	✘
Sentence Terminal (STerm)	✘
Terminal Punctuation (Term)	✘
Unified Ideograph (UIdeo)	✘
Variation Selector (VS)	✘
Word Break (WB)	Andere
White Space (WSpace)	✘
XID Continue (XIDC)	✘
XID-Start (XIDS)	✘
Expands On NFC (XO_NFC)	✘
Expands On NFD (XO_NFD)	✘
Expands On NFKC (XO_NFKC)	✘
Expands On NFKD (XO_NFKD)	✘
Bidi Paired Bracket (bpb)	Left Right Arrow with Vertical Stroke
Bidi Paired Bracket Type (bpt)	None
Ostasiatische Weite (ea)	neutral
Hangul Syllable Type (hst)	Nicht anwendbar
ISO 10646 Comment (isc)	—
Joining Group (jg)	No_Joining_Group
Joining Type (jt)	Non Joining
Line Break (lb)	Alphabetic
Numerischer Typ (nt)	none
Numerischer Wert (nv)	keine Nummer
Simple Case Folding (scf)	Left Right Arrow with Vertical Stroke
Schrifterweiterung (scx)
Vertical Orientation (vo)	R